Medical diagnostic instrument case



FIG. 1 is a front perspective view of a medical diagnostic instrument case showing our new design;

FIG. 2 is a front elevation view thereof on a reduced scale;

FIG. 3 is a side elevation view thereof on a reduced scale;

FIG. 4 is an opposite side elevation view thereof on a reduced scale;

FIG. 5 is a rear elevation view thereof on a reduced scale;

FIG. 6 is a top plan view thereof on a reduced scale; and

FIG. 7 is a bottom plan view thereof on a reduced scale. 

The ornamental design for a medical diagnostic instrument case, substantially as shown and described. 